Nonproliferation

3 items tagged “Nonproliferation”

Articles

Iranian flag flying over Tehran — IAEA inspectors blocked from nuclear facilities since strikes began

IAEA Unable to Access Iranian Nuclear Facilities After US-Israeli Strikes

IAEA inspectors have been unable to access Iranian nuclear facilities since Operation Epic Fury began, leaving the status of Iran's enriched uranium stockpile unknown and raising urgent nonproliferation concerns.

iaeairannuclear-riskenriched-uraniumnonproliferationnuclear-inspections

Mar 2, 2026

Explainers

Who Has the Most Nuclear Weapons? Complete 2025 Ranking

Who has the most nuclear weapons in 2025? Russia leads with ~5,580 warheads, followed by the United States with ~5,044. Full ranking of all 9 nuclear-armed states, historical trends, and who is expanding.

Mar 3, 2026

What Is the IAEA and What Do They Do?

The International Atomic Energy Agency (IAEA) is the world's nuclear watchdog, responsible for verifying that countries use nuclear energy peacefully. Learn how IAEA inspections work and why the agency matters for preventing nuclear proliferation.